Issue link: https://hi.iaq.net/i/630729
Common IAQ Measurements — A General Guide 119 Methodology EPA, NIOSH, and ASTM references should be consulted for specific sampling techniques. Detector tubes or impinger methods are applicable in some cases. Using the Results No generalization can be applied to this diverse group of substances. will reveal only whether an imminent danger exists. Any readings that are elevated above outdoor concentrations or background building levels may indicate a mixture of potentially irritating combustion products, especially if susceptible indi- viduals are exposed. Other Inorganic Gases Although they are not routinely sampled in most IAQ studies, a variety of other gases may be evaluated where conditions warrant. Examples might include ammo- nia, ozone, and mercury.